redline | f217f02bbbf1b37386d8611b2ef07dd562d33dc1b31d84a260e11decf082b66a

General

Target

BestSoftware.exe
Size

1.4MB
MD5

1c9cb19f72b337353fab5826b145b2f3
SHA1

2fe6ddb2fb7fc0082388904ffddb5902c520179b
SHA256

f217f02bbbf1b37386d8611b2ef07dd562d33dc1b31d84a260e11decf082b66a
SHA512

90a14e5be34e1f6b23c1ccbfb80b5f29d1ce6e1d58573de82abeb14b5a00f2bfbda4fc0d45058d6a5362274c08b0d280a4d280097f72ba3eb9b59db46acaf1bc
SSDEEP

24576:Slu3eXnSurrbe0DUBB//rAMg2aUqC3qRo/H/:SqSSCXe4ULOcqRC/

Score

10^/10

redline infostealer spyware

Malware Config

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2652-33-0x0000000000400000-0x000000000045A000-memory.dmp	family_redline
behavioral1/memory/2652-34-0x0000000000400000-0x000000000045A000-memory.dmp	family_redline
behavioral1/memory/2652-38-0x0000000000400000-0x000000000045A000-memory.dmp	family_redline
behavioral1/memory/2652-40-0x0000000000400000-0x000000000045A000-memory.dmp	family_redline
behavioral1/memory/2652-42-0x0000000000400000-0x000000000045A000-memory.dmp	family_redline

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Suspicious use of SetThreadContext 1 IoCs

Processes:

BestSoftware.exe

description pid process target process

PID 2064 set thread context of 2652 2064 BestSoftware.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

RegSvcs.exe

pid process

2652 RegSvcs.exe
2652 RegSvcs.exe
2652 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

BestSoftware.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2064 BestSoftware.exe
Token: SeDebugPrivilege 2652 RegSvcs.exe

description	pid	process	target process
PID 2064 set thread context of 2652	2064	BestSoftware.exe	RegSvcs.exe

pid	process
2652	RegSvcs.exe
2652	RegSvcs.exe
2652	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2064	BestSoftware.exe
Token: SeDebugPrivilege	2652	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

BestSoftware.exe

description	pid	process	target process
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe
PID 2064 wrote to memory of 2652	2064	BestSoftware.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\BestSoftware.exe
"C:\Users\Admin\AppData\Local\Temp\BestSoftware.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2064-25-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-17-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-2-0x0000000074E30000-0x000000007551E000-memory.dmp

Filesize
6.9MB

Download
memory/2064-3-0x0000000001290000-0x00000000012D0000-memory.dmp

Filesize
256KB

Download
memory/2064-4-0x0000000004CF0000-0x0000000004DD6000-memory.dmp

Filesize
920KB

Download
memory/2064-5-0x00000000005A0000-0x00000000005BC000-memory.dmp

Filesize
112KB

Download
memory/2064-1-0x0000000074E30000-0x000000007551E000-memory.dmp

Filesize
6.9MB

Download
memory/2064-7-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-9-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-13-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-11-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-43-0x0000000074E30000-0x000000007551E000-memory.dmp

Filesize
6.9MB

Download
memory/2064-15-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-19-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-23-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-0-0x00000000013A0000-0x00000000014FA000-memory.dmp

Filesize
1.4MB

Download
memory/2064-6-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-29-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-27-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2064-30-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/2064-21-0x00000000005A0000-0x00000000005B5000-memory.dmp

Filesize
84KB

Download
memory/2652-44-0x0000000074E30000-0x000000007551E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-33-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2652-36-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2652-34-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2652-38-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2652-40-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2652-42-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2652-32-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2652-31-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2652-45-0x00000000071D0000-0x0000000007210000-memory.dmp

Filesize
256KB

Download
memory/2652-46-0x0000000074E30000-0x000000007551E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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